The current era of excess is unprecedented in the history of the world. For most of human history, starvation was a serious threat and hungry people would go anywhere where there was food that wasn’t already claimed by someone stronger than them.
(The people in very cold climates would fight to defend their resources too! Ultimately there was no unclaimed land that people could survive in, except shortly after major catastrophes.)
The current era of excess is unprecedented in the history of the world. For most of human history, starvation was a serious threat and hungry people would go anywhere where there was food that wasn’t already claimed by someone stronger than them.
(The people in very cold climates would fight to defend their resources too! Ultimately there was no unclaimed land that people could survive in, except shortly after major catastrophes.)